No | Pattern | Freq | Relations |
---|---|---|---|
1 | to a [adj] period [prep] | 25 | |
2 | to a [adj] period [prep] | 20 | |
3 | to a [adj] period of | 19 | |
4 | to a [adj] period of | 19 | |
5 | to a [adj] period [prep] | 18 | |
6 | to an [adj] period [prep] | 7 | |
7 | to a [adj -er] period [prep] | 5 | |
8 | to a long period [prep] | 5 | |
9 | to a long period [prep] | 5 |